public class Demo01 {

    public static void main(String[] args){

        String name = "jack";

        System.out.println("hello，"+name);
        System.out.println("hello，"+name);
        System.out.println("hello，"+name);
        System.out.println("hello，"+name);
        System.out.println("hello，"+name);
        System.out.println("hello，"+name);

    }
}
